<template>
  <a-spin :spinning="cardLoading">
    <x-card v-if="hasPerm('sysFileInfo:page')">
      <div slot="content" class="table-page-search-wrapper">
        <a-form layout="inline">
          <a-row :gutter="48">
            <a-col :md="8" :sm="24">
              <a-form-item label="存储位置">
                <a-select v-model="queryParam.fileLocation" placeholder="请选择存储位置">
                  <a-select-option v-for="(item, index) in fileLocationDictTypeDropDown" :key="index" :value="item.code">
                    {{ item.value }}</a-select-option>
                </a-select>
              </a-form-item>
            </a-col>
            <a-col :md="8" :sm="24">
              <a-form-item label="文件仓库">
                <a-input v-model="queryParam.fileBucket" placeholder="请输入文件仓库" />
              </a-form-item>
            </a-col>
            <template v-if="advanced">
              <a-col :md="8" :sm="24">
                <a-form-item label="文件名称">
                  <a-input v-model="queryParam.fileOriginName" placeholder="请输入文件名称（上传时候的文件名）" />
                </a-form-item>
              </a-col>
            </template>
            <a-col :md="!advanced && 8 || 24" :sm="24">
              <span class="table-page-search-submitButtons"
                :style="advanced && { float: 'right', overflow: 'hidden' } || {}">
                <a-button type="primary" @click="$refs.table.refresh(true)">查询</a-button>
                <a-button style="margin-left: 8px" @click="() => queryParam = {}">重置</a-button>
                <a @click="toggleAdvanced" style="margin-left: 8px">
                  {{ advanced ? '收起' : '展开' }}
                  <a-icon :type="advanced ? 'up' : 'down'" />
                </a>
              </span>
            </a-col>
          </a-row>
        </a-form>
      </div>
    </x-card>
    <a-card :bordered="false">
      <s-table ref="table" :columns="columns" :data="loadData" :alert="true" :rowKey="(record) => record.id"
        :rowSelection="{ selectedRowKeys: selectedRowKeys, onChange: onSelectChange }">
        <template slot="operator" v-if="hasPerm('sysFileInfo:upload')">
          <a-upload :customRequest="customRequest" :multiple="true" :showUploadList="false" name="file"
            v-if="hasPerm('sysFileInfo:upload')">
            <a-button>
              <a-icon type="upload" />上传文件
            </a-button>
            <a-progress v-if="isUpload" :percent="percent" />
          </a-upload>
        </template>
        <span slot="fileOriginName" slot-scope="text">
          <ellipsis :length="10" tooltip>{{ text }}</ellipsis>
        </span>
        <span slot="fileObjectName" slot-scope="text">
          <ellipsis :length="10" tooltip>{{ text }}</ellipsis>
        </span>
        <span slot="fileLocation" slot-scope="text">
          {{ fileLocationFilter(text) }}
        </span>
        <span slot="fileSuffix" slot-scope="text">
          <a-tag color="blue">{{ text }}</a-tag>
        </span>
        <span slot="action" slot-scope="text, record">
          <a v-if="hasPerm('sysFileInfo:download')" @click="sysFileInfoDownload(record)">下载</a>
          <a-divider type="vertical" v-if="hasPerm('sysFileInfo:download') & hasPerm('sysFileInfo:detail')" />
          <a v-if="hasPerm('sysFileInfo:detail')" @click="$refs.detailForm.detail(record)">详情</a>
          <a-divider type="vertical" v-if="hasPerm('sysFileInfo:detail') & hasPerm('sysFileInfo:delete')" />
          <a-popconfirm v-if="hasPerm('sysFileInfo:delete')" placement="topRight" title="确认删除？"
            @confirm="() => sysFileInfoDelete(record)">
            <a>删除</a>
          </a-popconfirm>
          <a-divider type="vertical"
            v-if="(hasPerm('sysFileInfo:preview') & record.fileSuffix === 'png' || record.fileSuffix === 'jpeg' || record.fileSuffix === 'jpg' || record.fileSuffix === 'gif' || record.fileSuffix === 'tif' || record.fileSuffix === 'bmp') & hasPerm('sysFileInfo:delete')" />
          <a v-if="(hasPerm('sysFileInfo:preview') & record.fileSuffix === 'png' || record.fileSuffix === 'jpeg' || record.fileSuffix === 'jpg' || record.fileSuffix === 'gif' || record.fileSuffix === 'tif' || record.fileSuffix === 'bmp')"
            @click="$refs.previewForm.preview(record)">预览</a>
          <a-divider type="vertical"
            v-if="(hasPerm('sysFileInfo:preview') & record.fileSuffix === 'doc' || record.fileSuffix === 'docx' || record.fileSuffix === 'xls' || record.fileSuffix === 'xlsx') & hasPerm('sysFileInfo:delete')" />
          <a v-if="(hasPerm('sysFileInfo:preview') & record.fileSuffix === 'doc' || record.fileSuffix === 'docx' || record.fileSuffix === 'xls' || record.fileSuffix === 'xlsx')"
            @click="previewMicrosoft(record)">预览</a>
        </span>
      </s-table>
      <detail-form ref="detailForm" @ok="handleOk" v-if="hasPerm('sysFileInfo:detail')" />
      <preview-form ref="previewForm" v-if="hasPerm('sysFileInfo:preview')" />
    </a-card>
  </a-spin>
</template>
<script>
import { STable, Ellipsis, XCard } from '@/components'
import { sysDictTypeDropDown } from '@/api/modular/system/dictManage'
import { sysFileInfoPage, sysFileInfoDelete, sysFileInfoUpload, sysFileInfoDownload } from '@/api/modular/system/fileManage'
import detailForm from './detailForm'
import previewForm from './previewForm'
import { downloadfile } from '@/utils/util'
export default {
  name:"sys_file_mgr_sys_file",
  components: {
    XCard,
    STable,
    Ellipsis,
    detailForm,
    previewForm
  },
  data() {
    return {
      // 高级搜索 展开/关闭
      advanced: false,
      // 查询参数
      queryParam: {},
      // 表头
      columns: [
        {
          title: '存储位置',
          dataIndex: 'fileLocation',
          scopedSlots: { customRender: 'fileLocation' }
        },
        {
          title: '文件仓库',
          dataIndex: 'fileBucket'
        },
        {
          title: '文件名称',
          dataIndex: 'fileOriginName',
          scopedSlots: { customRender: 'fileOriginName' }
        },
        {
          title: '文件后缀',
          dataIndex: 'fileSuffix',
          scopedSlots: { customRender: 'fileSuffix' }
        },
        {
          title: '文件大小',
          dataIndex: 'fileSizeInfo'
        },
        {
          title: '唯一标识id',
          dataIndex: 'fileObjectName',
          scopedSlots: { customRender: 'fileObjectName' }
        }

      ],
      // 加载数据方法 必须为 Promise 对象
      loadData: parameter => {
        return sysFileInfoPage(Object.assign(parameter, this.queryParam)).then((res) => {
          return res.data
        })
      },
      cardLoading: false,
      fileLocationDictTypeDropDown: [],
      selectedRowKeys: [],
      selectedRows: [],
      isUpload:false,
      percent:0
    }
  },
  created() {
    this.sysDictTypeDropDown()
    if (this.hasPerm('sysPos:edit') || this.hasPerm('sysPos:delete')) {
      this.columns.push({
        title: '操作',
        width: '200px',
        dataIndex: 'action',
        scopedSlots: { customRender: 'action' }
      })
    }
  },
  methods: {
    fileLocationFilter(fileLocation) {
      // eslint-disable-next-line eqeqeq
      const values = this.fileLocationDictTypeDropDown.filter(item => item.code == fileLocation)
      if (values.length > 0) {
        return values[0].value
      }
    },
    /**
     * 预览文件（微软插件）
     */
    previewMicrosoft(record) {
      window.open('https://view.officeapps.live.com/op/view.aspx?src=' + process.env.VUE_APP_API_BASE_URL + '/sysFileInfo/download?id=' + record.id)
    },
    /**
     * 获取字典数据
     */
    sysDictTypeDropDown() {
      sysDictTypeDropDown({ code: 'file_storage_location' }).then((res) => {
        this.fileLocationDictTypeDropDown = res.data
      })
    },
    /**
     * 下载文件（所有文件）
     */
    sysFileInfoDownload(record) {
      this.cardLoading = true
      sysFileInfoDownload({ id: record.id }).then((res) => {
        this.cardLoading = false
        downloadfile(res)
        // eslint-disable-next-line handle-callback-err
      }).catch((err) => {
        this.cardLoading = false
        this.$message.error('下载错误：获取文件流错误')
      })
    },
    sysFileInfoDelete(record) {
      sysFileInfoDelete(record).then((res) => {
        if (res.success) {
          this.$message.success('删除成功')
          this.$refs.table.refresh()
        } else {
          this.$message.error('删除失败：' + res.message)
        }
      }).catch((err) => {
        this.$message.error('删除错误：' + err.message)
      })
    },
    toggleAdvanced() {
      this.advanced = !this.advanced
    },
    //设置上传进度值
    setUploadProcess(percent) {
      this.percent=percent;
      if(this.percent==100){
        this.percent=0;
        this.isUpload=false;
      }
      console.log("percent", percent)
    },
    /**
     * 上传文件
     */
    customRequest(data) {
      this.isUpload=true;
      this.percent=0;
      const formData = new FormData()
      formData.append('file', data.file)
      sysFileInfoUpload(formData, (percent) => this.setUploadProcess(percent)).then((res) => {
        if (res.success) {
          this.$message.success('上传成功')
          this.$refs.table.refresh()
        } else {
          this.$message.error('上传失败：' + res.message)
        }
      })
    },
    handleOk() {
      this.$refs.table.refresh()
    },
    onSelectChange(selectedRowKeys, selectedRows) {
      this.selectedRowKeys = selectedRowKeys
      this.selectedRows = selectedRows
    }
  }
}
</script>
<style lang="less">
.table-operator {
  margin-bottom: 18px;
}

button {
  margin-right: 8px;
}
</style>
